Home / 9,248.68-12,762.80-5,269.45

Finding the Fourth Proportional to 9,248.68, 12,762.80 and 5,269.45

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Solution

The fourth proportional to 9,248.68, 12,762.80 and 5,269.45 is: 7,271.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,248.68 : 12,762.80 = 5,269.45 : x
  2. Step 2: Convert to fraction form
    9,248.68/12,762.80 = 5,269.45/x
  3. Step 3: Cross multiply
    9,248.68x = 12,762.80 × 5,269.45
  4. Step 4: Simplify right side
    9,248.68x = 67,252,910.11
  5. Step 5: Solve for x
    x = 67,252,910.11/9,248.68
  6. Step 6: Final answer
    x = 7,271.63

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.